block: fixup for generic bio chaining

btrfs bits got lost in the rebase

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Cc: Chris Mason <clm@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index f2130de0ddc2..37972d5db737 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5297,6 +5297,8 @@ static void btrfs_end_bio(struct bio *bio, int err)
                 if (!is_orig_bio) {
                         bio_put(bio);
                         bio = bbio->orig_bio;
+                } else {
+                        atomic_inc(&bio->bi_remaining);
                 }
                 bio->bi_private = bbio->private;
                 bio->bi_end_io = bbio->end_io;